AT&T upgrades GSM network in flag poles

AT&T upgrades GSM network in flag poles

Tim Berger/Staff Photographer

AT&Ts Georgia Taylor holds a Garmin GPS pet locator that connects two a wireless network, such as cellular, at a press conference to announce improvments to the AT&T GSM network at the triad of flag poles at the south end of the parking lot with In-N-Out Burger in Glendale on Tuesday, August 16, 2011.

AT&Ts Georgia Taylor holds a Garmin GPS pet locator that connects two a wireless network, such as cellular, at a press conference to announce improvments to the AT&T GSM network at the triad of flag poles at the south end of the parking lot with In-N-Out Burger in Glendale on Tuesday, August 16, 2011. (Tim Berger/Staff Photographer)

AT&Ts Georgia Taylor holds a Garmin GPS pet locator that connects two a wireless network, such as cellular, at a press conference to announce improvments to the AT&T GSM network at the triad of flag poles at the south end of the parking lot with In-N-Out Burger in Glendale on Tuesday, August 16, 2011.